/Engine/Plugins/Editor/UVEditor/Source/UVEditorTools/Public/Selection/UVEditorMeshSelectionMechanic.h
Should be the same as the mode-level targets array, indexed by AssetID.
[TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FDynamicMeshAABBTree3](API\Plugins\UVEditorTools\Selection\UUVEditorMeshSelectionMechanic\FDynamicMeshAABB-) > GetMeshSpatial ( int32 TargetId, bool bUseUnwrap )